const axios = require('axios')
const md5 = require('md5')
class Gitea {

  constructor(api, key) {
    this.api = `${api}/repos`
    this.key = key
  }
  trackingCode(repo, issue) {
    return(md5(`${this.api}${repo}${issue}`))
  }

  checkLabelExistance(label, repo) {
    return new Promise((resolve, reject) => {
      axios.get(
        `${this.api}/${repo}/labels`,
        {headers: {"Authorization" : `token ${this.key}`}
        })
      .then((response) => {
      response.data.forEach((el) => {
        if (el.name == label) resolve(true)
      })
      resolve(false)
      })
      .catch(e => console.log(e))
    })
  }

  // check if label exists in repo, if not, craete it. Needs label name, label color, repo url and api key.
  createLabel(label, color, repo) {
    this.checkLabelExistance(label, repo).then((exists) => {
      if(!exists) {
        axios.post(
          `${this.api}/${repo}/labels`,
          {color: color,name: label},
          {"headers": {"Authorization" : `token ${this.key}`}
          })
        .then(console.log(`[${this.api}] - CREATE LABEL: '${label}|${color}' created in '${repo}'`))
      }
    })
    .catch(e => console.log(e))
  }

  labelStatus(label, repo, issue) {
    let tmpVal = false
    return new Promise((resolve, reject) => {
      axios.get(
        `${this.api}/${repo}/issues/${issue}`,
        {headers: {"Authorization" : `token ${this.key}`}
        })
      .then((response) => {
      response.data.labels.forEach((el) => {
        if (el.name == label) {
          console.log(`[${this.api}] - LABEL STATUS: '${label}' detected in issue '${repo} ${issue}'`)
          resolve(true)
          tmpVal = true
        }
      })
      })
      .then(() => {
        if(!tmpVal) {
          console.log(`[${this.api}] - LABEL STATUS: '${label}' not detected in issue '${repo} ${issue}'`)
          resolve(false)
        }
      })
      .catch(e => console.log(e))
    })
  }


  comment(message, repo, issue) {
    axios.post(
      `${this.api}/${repo}/issues/${issue}/comments`,
      {body: message},
      {"headers": {"Authorization" : `token ${this.key}`}
      })
    .then(console.log(`[${this.api}] - POST MESSAGE: '${message}' posted to '${repo} ${issue}'`))
    .catch(e => console.log(e))
  }
}

module.exports = Gitea